[YUNIKORN-3129] Search engine is broken for docs (#535)

Algolia search fails due to some cross site security limitations in the
scripting. Moving to local search to remove the dependency.

* Install cmfcmf/docusaurus-search-local
* Uninstall algolia

Closes: #535

Signed-off-by: Wilfred Spiegelenburg <wilfreds@apache.org>

Author: ryankert01

docusaurus.config.js

@@ -220,11 +220,48 @@ Copyright © 2020-${new Date().getFullYear()} <a href="https://www.apache.org/">
 </div>
 </div>`
     },
-    algolia: {
-      appId: 'Q1V951BG2V',
-      apiKey: '9ae3e2f7a01a21300490729dfb9f2a51',
-      indexName: 'yunikorn',
-      contextualSearch: true,
-    },
-  }
+  },
+  plugins: [
+    [
+      "@cmfcmf/docusaurus-search-local",
+      {
+        // whether to index docs pages
+        indexDocs: true,
+
+        // Whether to also index the titles of the parent categories in the sidebar of a doc page.
+        // 0 disables this feature.
+        // 1 indexes the direct parent category in the sidebar of a doc page
+        // 2 indexes up to two nested parent categories of a doc page
+        // 3...
+        //
+        // Do _not_ use Infinity, the value must be a JSON-serializable integer.
+        indexDocSidebarParentCategories: 0,
+
+        // Includes parent categories path in search result
+        includeParentCategoriesInPageTitle: false,
+
+        // whether to index blog pages
+        indexBlog: true,
+
+        // whether to index static pages
+        // /404.html is never indexed
+        indexPages: false,
+
+        // language of your documentation, see next section
+        language: "en",
+
+        // setting this to "none" will prevent the default CSS to be included. The default CSS
+        // comes from autocomplete-theme-classic, which you can read more about here:
+        // https://www.algolia.com/doc/ui-libraries/autocomplete/api-reference/autocomplete-theme-classic/
+        // When you want to overwrite CSS variables defined by the default theme, make sure to suffix your
+        // overwrites with `!important`, because they might otherwise not be applied as expected. See the
+        // following comment for more information: https://github.com/cmfcmf/docusaurus-search-local/issues/107#issuecomment-1119831938.
+        style: undefined,
+
+        // The maximum number of search results shown to the user. This does _not_ affect performance of
+        // searches, but simply does not display additional search results that have been found.
+        maxSearchResults: 8,
+      },
+    ],
+  ],
 };

package.json

@@ -12,9 +12,9 @@
     "release": "docusaurus docs:version"
   },
   "dependencies": {
+    "@cmfcmf/docusaurus-search-local": "^2.0.1",
     "@docusaurus/core": "3.9.2",
     "@docusaurus/preset-classic": "3.9.2",
-    "@docusaurus/theme-search-algolia": "3.9.2",
     "@mdx-js/react": "^3.0.1",
     "axios": "^1.7.7",
     "clsx": "^2.1.1",